/* ---------------------------- */
/* SHOW-HIDE Layer				*/
/* ---------------------------- */

var activeid = "Physicians";
function showlayer(layer){
	var myLayer=document.getElementById(layer).style.display;
	if(myLayer=="none"){
		document.getElementById(activeid).style.display="none";
		activeid = layer;
		document.getElementById(layer).style.display="block";
	} 
}